UpBright NEW Global 19V AC/DC Adapter Replacement For ViewSonic VS13790 Tablet PC DC19V 19VDC 19.0V 19 Volts Power Supply Cord Cable PS Wall Home Battery Charger Mains PSU World Wide Input Voltage 100-240VAC 50/60Hz. OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP: Short Circuit output Protection). Tested Units. In Great Working Condition. UpBright 30 days money back guarantee. 1 full year service warranty. UpBright NEW Global 19V AC / DC Adapter Replacement For ViewSonic VS13790 Tablet PC DC19V 19VDC 19.0V 19 Volts Power Supply Cord Cable PS Wall Home Battery Charger Mains PSU